81286500

素因数分解:

$2^2\times 3^1\times 5^3\times {\mathrm{47}}^1\times {\mathrm{1153}}^1$

素因数の和:1222

約数の個数: 96

約数和(自身を含む): 241952256

約数和(自身を除く): 160665756

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 47, 50, 60, 75, 94, 100, 125, 141, 150, 188, 235, 250, 282, 300, 375, 470, 500, 564, 705, 750, 940, 1153, 1175, 1410, 1500, 2306, 2350, 2820, 3459, 3525, 4612, 4700, 5765, 5875, 6918, 7050, 11530, 11750, 13836, 14100, 17295, 17625, 23060, 23500, 28825, 34590, 35250, 54191, 57650, 69180, 70500, 86475, 108382, 115300, 144125, 162573, 172950, 216764, 270955, 288250, 325146, 345900, 432375, 541910, 576500, 650292, 812865, 864750, 1083820, 1354775, 1625730, 1729500, 2709550, 3251460, 4064325, 5419100, 6773875, 8128650, 13547750, 16257300, 20321625, 27095500, 40643250, 81286500]

約数ペア:

[(1, 81286500), (2, 40643250), (3, 27095500), (4, 20321625), (5, 16257300), (6, 13547750), (10, 8128650), (12, 6773875), (15, 5419100), (20, 4064325), (25, 3251460), (30, 2709550), (47, 1729500), (50, 1625730), (60, 1354775), (75, 1083820), (94, 864750), (100, 812865), (125, 650292), (141, 576500), (150, 541910), (188, 432375), (235, 345900), (250, 325146), (282, 288250), (300, 270955), (375, 216764), (470, 172950), (500, 162573), (564, 144125), (705, 115300), (750, 108382), (940, 86475), (1153, 70500), (1175, 69180), (1410, 57650), (1500, 54191), (2306, 35250), (2350, 34590), (2820, 28825), (3459, 23500), (3525, 23060), (4612, 17625), (4700, 17295), (5765, 14100), (5875, 13836), (6918, 11750), (7050, 11530)]